Sorry, got to correct you. 531 Pro is a thinner tubeset to 531c. There are no 753 tubes in it. Builds up into a damn fine frameset though, very comfy if you're a light rider but can be whippy if your a bull.
@Kernowdreamer started
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Sorry, got to correct you. 531 Pro is a thinner tubeset to 531c. There are no 753 tubes in it. Builds up into a damn fine frameset though, very comfy if you're a light rider but can be whippy if your a bull.